Enterprise Routing and Switching, Specialist (JNCIS-ENT) (JN0-351) Free Practice Test

Question 1

Exhibit.

You want to verify prefix information being sent from 10.36.1.4.
Which two statements are correct about the output shown in the exhibit? (Choose two.)

A. The output shows routes that were received prior to the application of any BGP import policies.

B. The routes displayed are being learned from an I BGP peer.

C. The routes displayed have traversed one or more autonomous systems.

D. The output shows routes that are active and rejected by an import policy.

Correct Answer: B,C

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Question 2

Which two statements are correct about tunnels? (Choose two.)

A. Tunnels add additional overhead to packet size.

B. Tunnel endpoints must have a valid route to the remote tunnel endpoint.

C. IP-IP tunnels are stateful.

D. BFD cannot be used to monitor tunnels.

Correct Answer: A,B

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Question 3

An update to your organization ' s network security requirements document requires management traffic to be isolated in a non-default routing-instance. You want to implement this requirement on your Junos-based devices.
Which two commands enable this behavior? (Choose two.)

A. set routing-instances mgmt_junos

B. set routing-instances mgmt_junos interface em1

C. set routing-instances mgmtjunoa interface ge-0/0/0.0

D. set system management-instance

Correct Answer: A,D

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Question 4

What is a purpose of using a spanning tree protocol?

A. to tunnel Ethernet frames

B. to route IP packets

C. to look up MAC addresses

D. to eliminate broadcast storms

Correct Answer: D

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Question 5

What is the default keepalive time for BGP?

A. 90 seconds

B. 60 seconds

C. 10 seconds

D. 30 seconds

Correct Answer: D

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Question 6

In addition to the MAC addresses, what information is stored in the bridging table? (Choose two.)

A. MAC learned time

B. preamble of Ethernet packet

C. ether type details

D. interface details

Correct Answer: A,D

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Question 7

Exhibit

You are troubleshooting an issue where traffic to 192.168.10.0/24 is being sent to R1 instead of your desired path through R2.
Referring to the exhibit, what is the reason for the problem?

A. R2 ' s route is not the best path due to a lower origin code.

B. R1 ' s route is the best path due to the shorter AS path.

C. R2 ' s route is not the best path due to loop prevention.

D. R1 ' s route is the best path due to a higher local preference

Correct Answer: D

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Question 8

You need to configure a LAG between your switches. In this scenario, which two statements are correct?
(Choose two.)

A. Duplex and speed settings are not required to match on both participating devices.

B. Member links are required to be contiguous ports.

C. Member links are not required to be contiguous ports.

D. Duplex and speed settings are required to match on both participating devices.

Correct Answer: C,D

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Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) (JN0-351) Free Practice Test